Thunderstorms with strong winds and hail are possible across portions of central and northern Wisconsin Sunday afternoon and early evening. Keep up with the latest forecast and make sure you have multiple methods to receive severe weather information.
Severe Weather Outlook for Sunday
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Local Hazardous Weather Outlook
Note: Product updated daily by 6 AM and as needed during the day.
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FLUS43 KGRB 121733
HWOGRB
Hazardous Weather Outlook
National Weather Service Green Bay WI
1233 PM CDT Sat Sep 12 2026
WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-131745-
Vilas-Oneida-Forest-Florence-Northern Marinette County-Lincoln-
Langlade-Menominee-Northern Oconto County-Door-Marathon-Shawano-
Wood-Portage-Waupaca-Outagamie-Brown-Kewaunee-Waushara-Winnebago-
Calumet-Manitowoc-Southern Marinette County-
Southern Oconto County-
1233 PM CDT Sat Sep 12 2026
This Hazardous Weather Outlook is for north-central and northeast
Wisconsin.
.DAY ONE...Tonight
The probability for widespread hazardous weather is low.
.DAYS TWO THROUGH SEVEN...Sunday through Saturday
The first widespread frost of the season is expected across
the north late Sunday night into early Monday morning. A
few of the typical colder locations could drop to or slightly
below freezing for a few hours.
There is a chance of thunderstorms at times late Monday into
Tuesday. The severe weather risk is low, but the potential exists
for locally heavy rainfall.
There is an increased risk of rip currents on Lake Michigan
beaches Monday and Monday night.
.SPOTTER INFORMATION STATEMENT...
Spotters are requested to report peak wind gusts to the National
Weather Service in Green Bay.
$$
LMZ521-522-541>543-131745-
The Bay of Green Bay south of a line from Cedar River MI to Rock
Island Passage-Lake Michigan from Washington Island to Sheboygan-
1233 PM CDT Sat Sep 12 2026
This Hazardous Weather Outlook is for portions of northwest Lake
Michigan and the waters of Green Bay.
.DAY ONE...Tonight
The probability for widespread hazardous weather is low.
.DAYS TWO THROUGH SEVEN...Sunday through Saturday
Hazardous conditions to small craft are possible Monday into
Tuesday due to gusty winds and large waves. A few gale force
gusts are possible. There is a chance of thunderstorms at times
Monday into Tuesday.
$$
Eckberg
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